The Vegas Golden Knights have signed goaltender Adin Hill to a two-year, $9.8 million contract, the club announced Friday. The deal carries an AAV of $4.9 million; it was reportedly in the works days ago but was made official Friday, one day before the start of free agency. According to CapFriendly, the first year of the contract features a $1.6 million base salary with a $4 million signing bonus…